Tie-dyeing method is generally to fold, sew, pull and bundle silk or cotton cloth, then dip-dye it with indigo, dry it after dip-dyeing, remove seams, bundles and threads, and remove floating colors. Because the dye at the knot is difficult to penetrate, it forms a white background, which is in contrast with the colored part, so that the dark blue background of the fabric presents a beautiful white pattern, which is bright, simple and natural, and is not easy to machine dye.
It has 100 variety of changing techniques, each with its own characteristics. For example, "rolling and twisting" is full of halo, which changes naturally and is interesting. What is even more surprising is that every kind of flower, even if there are thousands of flowers, will not be the same after dyeing. This unique artistic effect is difficult to achieve by mechanical printing and dyeing process.
The dyes are mainly Radix Isatidis and Indigo Naturalis. Compared with chemical dyes, they are natural in color, slow in fading, durable and comfortable to wear, and will not cause adverse stimulation to human skin.
Extended data
History of tie-dyeing:
Tie-dyeing is an ancient dyeing and weaving process in China. According to historical records, tie-dyeing existed as early as Qin and Han Dynasties. Among the unearthed cultural relics, there are tattooed objects from the Eastern Jin Dynasty to the Tang Dynasty. In the literature, such as "Two Records of Instruments", there is a cloud: "In Qin and Han Dynasties, there was Jia's law, Chen's law, and Liang's law of noble and humble service." During the Eastern Jin and Southern and Northern Dynasties, dyed fabrics were widely used in women's wear.
The ancient capital Chang 'an was very popular in the Tang Dynasty. Royal nobles, concubines and ladies compete to choose, which is all the rage. Tie-dyeing technology has reached a high level, including deer fetal valerian, sapphire valerian and Shu valerian patterns. There are butterflies, plum blossoms, daffodils and cherries. And with the "Silk Road" exported to West Asia.
The present situation of tie-dyeing;
Now, on the basis of inheriting and carrying forward the traditional folk tie-dyeing technology, the relevant research units have absorbed foreign tie-dyeing technology, created a variety of methods of binding, bundling, sewing and overlapping, and used a variety of dyes and dyeing methods, which has made the ancient folk art of tie-dyeing glow with new glory.